A: Yes, sample order is available for quality check and market test.Q: What's the delivery time?A: Sample order within 7 days after payment done.Q: What's your payment terms?A: We usually accept Alibaba trade assurance/T/T or L/C at sight as the main payment terms, and other payment can also be negotiated.Q: What's your warranty terms?A: We offer different warranty time for different components, please contact us for details.Q: Can I mix different models in one container?A: Yes, different models can be mixed up in one full container.Q: How does your factory do regarding the quality control?A: Quality is priority. We always attach great importance to quality control from the very beginning to the of the production. Every product will be fully assembled and carefully tested before packing and shipping.